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Gabriel Martinelli's petulant red card against Wolves exposed Arsenal's clear transfer flaw.

Martinelli was sent off for two yellow cards within seconds of each other – the Gunners’ fourth dismissal in their last six games – after two quickfire fouls in the second half.

And the dismissal appears to have shown up Arsenal's flaws in the transfer market.

It comes as goalkeeper Matt Turner's transfer from New England Revolution has all but sealed Bernd Leno's Emirates Stadium exit.

And English football's dirtiest club this season has been revealed – with Arsenal, perhaps surprisingly considering their recent disciplinary record, avoiding top spot.

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The side with the most red cards in England this season has been revealed – and it's not Arsenal.

No team in the Premier League has had more sending offs since Mikel Arteta arrived at the Emirates Stadium than Arsenal, but a couple of Football League sides appear to have had worse discipline this season.

But with Arteta keen to stamp out the ill-discipline within his squad, the table still won't make pleasant reading for the Spaniard.

Read the full story here.

Matt Turner's imminent arrival at Arsenal this summer appears to have sealed the exit of German goalkeeper Bernd Leno.

Turner will arrive from New